DE102009026153A1 - System und Verfahren zum Einbringen von superkritischem Kühldampf in einen Radraum einer Turbine - Google Patents

System und Verfahren zum Einbringen von superkritischem Kühldampf in einen Radraum einer Turbine Download PDF

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Publication number
DE102009026153A1
DE102009026153A1 DE102009026153A DE102009026153A DE102009026153A1 DE 102009026153 A1 DE102009026153 A1 DE 102009026153A1 DE 102009026153 A DE102009026153 A DE 102009026153A DE 102009026153 A DE102009026153 A DE 102009026153A DE 102009026153 A1 DE102009026153 A1 DE 102009026153A1
Authority
DE
Germany
Prior art keywords
turbomachine
housing
stage
turbine
cooling steam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE102009026153A
Other languages
German (de)
English (en)
Inventor
William Parry
Christopher M. Tomaso
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of DE102009026153A1 publication Critical patent/DE102009026153A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/14—Casings modified therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/047—Nozzle boxes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE102009026153A 2008-07-24 2009-07-10 System und Verfahren zum Einbringen von superkritischem Kühldampf in einen Radraum einer Turbine Withdrawn DE102009026153A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/178,788 2008-07-24
US12/178,788 US8167535B2 (en) 2008-07-24 2008-07-24 System and method for providing supercritical cooling steam into a wheelspace of a turbine

Publications (1)

Publication Number Publication Date
DE102009026153A1 true DE102009026153A1 (de) 2010-01-28

Family

ID=41428904

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102009026153A Withdrawn DE102009026153A1 (de) 2008-07-24 2009-07-10 System und Verfahren zum Einbringen von superkritischem Kühldampf in einen Radraum einer Turbine

Country Status (5)

Country Link
US (1) US8167535B2 (enrdf_load_stackoverflow)
JP (1) JP5709363B2 (enrdf_load_stackoverflow)
CN (1) CN101634232A (enrdf_load_stackoverflow)
DE (1) DE102009026153A1 (enrdf_load_stackoverflow)
FR (1) FR2934312B1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2672062A3 (en) * 2012-06-04 2014-08-27 General Electric Company Nozzle diaphragm inducer

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011077872A1 (ja) * 2009-12-21 2011-06-30 三菱重工業株式会社 単流型タービンにおける冷却方法及び装置
CN102146810A (zh) * 2010-02-10 2011-08-10 中国科学院工程热物理研究所 利用工质的超临界特性对高温涡轮叶片进行冷却的方法
US9574453B2 (en) * 2014-01-02 2017-02-21 General Electric Company Steam turbine and methods of assembling the same
US10260377B2 (en) * 2017-02-03 2019-04-16 Woodward, Inc. Generating steam turbine performance maps

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09250306A (ja) 1996-03-12 1997-09-22 Toshiba Corp 蒸気タービンの冷却装置
WO2001086121A1 (de) 2000-05-10 2001-11-15 Siemens Aktiengesellschaft Verfahren zur kühlung einer welle in einem hochdruck-expansionsabschnitt einer dampfturbine

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Publication number Priority date Publication date Assignee Title
DE2435153B2 (de) * 1974-07-22 1977-06-30 Kraftwerk Union AG, 4330 Mülheim Turbomaschine, insbesondere dampfturbine mit hoher dampfeintrittstemperatur
US4309873A (en) * 1979-12-19 1982-01-12 General Electric Company Method and flow system for the control of turbine temperatures during bypass operation
JPS58113501A (ja) * 1981-12-28 1983-07-06 Toshiba Corp 蒸気タ−ビンの冷却装置
DE3209506A1 (de) * 1982-03-16 1983-09-22 Kraftwerk Union AG, 4330 Mülheim Axial beaufschlagte dampfturbine, insbesondere in zweiflutiger ausfuehrung
JPS58187501A (ja) * 1982-04-28 1983-11-01 Toshiba Corp 蒸気タ−ビンのロ−タク−リング装置
JPS59175607U (ja) * 1983-05-13 1984-11-24 株式会社日立製作所 軸流流体機械用シ−ルリング
JPS6388209A (ja) * 1986-09-30 1988-04-19 Toshiba Corp 超高温高圧タ−ビンの冷却装置
JPS643202A (en) * 1987-06-26 1989-01-09 Toshiba Corp Cooling device for steam turbine
US5253976A (en) * 1991-11-19 1993-10-19 General Electric Company Integrated steam and air cooling for combined cycle gas turbines
US5340274A (en) * 1991-11-19 1994-08-23 General Electric Company Integrated steam/air cooling system for gas turbines
US5320483A (en) * 1992-12-30 1994-06-14 General Electric Company Steam and air cooling for stator stage of a turbine
JPH09317405A (ja) * 1996-05-29 1997-12-09 Toshiba Corp 蒸気タービンの高圧初段動翼植込部の冷却装置
CA2262050C (en) * 1998-02-17 2003-07-08 Mitsubishi Heavy Industries, Ltd. Steam-cooling type gas turbine
KR20000071653A (ko) * 1999-04-15 2000-11-25 제이 엘. 차스킨, 버나드 스나이더, 아더엠. 킹 육상용 가스 터빈 및 가스 터빈의 하나의 단을 냉각시키는방법
EP1152125A1 (de) * 2000-05-05 2001-11-07 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Kühlung eines Einström-Wellenbereichs einer Dampfturbine
US6779972B2 (en) * 2002-10-31 2004-08-24 General Electric Company Flowpath sealing and streamlining configuration for a turbine
EP1445427A1 (de) * 2003-02-05 2004-08-11 Siemens Aktiengesellschaft Dampfturbine und Verfahren zum Betreiben einer Dampfturbine
DE50312764D1 (de) * 2003-03-06 2010-07-15 Siemens Ag Verfahren zur Kühlung einer Strömungsmaschine und Strömungsmaschine dafür
EP1473442B1 (en) * 2003-04-30 2014-04-23 Kabushiki Kaisha Toshiba Steam turbine, steam turbine plant and method of operating a steam turbine in a steam turbine plant
US6896482B2 (en) * 2003-09-03 2005-05-24 General Electric Company Expanding sealing strips for steam turbines
BRPI0418895B1 (pt) * 2004-06-01 2015-08-11 Noboru Masada Sistema de ciclo de calor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09250306A (ja) 1996-03-12 1997-09-22 Toshiba Corp 蒸気タービンの冷却装置
WO2001086121A1 (de) 2000-05-10 2001-11-15 Siemens Aktiengesellschaft Verfahren zur kühlung einer welle in einem hochdruck-expansionsabschnitt einer dampfturbine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2672062A3 (en) * 2012-06-04 2014-08-27 General Electric Company Nozzle diaphragm inducer
US9057275B2 (en) 2012-06-04 2015-06-16 Geneal Electric Company Nozzle diaphragm inducer

Also Published As

Publication number Publication date
CN101634232A (zh) 2010-01-27
JP2010031861A (ja) 2010-02-12
FR2934312A1 (fr) 2010-01-29
US20100021283A1 (en) 2010-01-28
FR2934312B1 (fr) 2017-06-09
US8167535B2 (en) 2012-05-01
JP5709363B2 (ja) 2015-04-30

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R016 Response to examination communication
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee